Question

Explain the following
a) Tungsten is used in electric filament bulb
b) Heating elements are made up of alloys rather than pure metal
c) Series arrangement is not used for domestic circuits
d) Copper and Aluminium are generally used for electricity transmission​

Answer 1

Answer:

a) because it has high melting point.

b) alloys have high melting point than the pure metals.

c) because if one wire is cut off in series connection then all other will cut off. But not parallel connection.

d) they have less resistance and better conductivity

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